Summary of the invention
The objective of the invention is for the Workshop Production management level that improve manufacturing enterprise and visuality and the controllability of manufacture process, solution workshop manufacturing process data collection poor reliability, the problem that efficient is low, untimely and information can not be shared, reinforcement is in the monitoring of goods processing progress, Workshop Production situation and to the scheduling of the production schedule, the present invention is applied to the wireless radio frequency discrimination RFID technology to set up production management system and production management method based on the RFID technology in the manufacture process management of workshop.
The present invention realizes by such technical scheme: based on the production management system of RFID technology, key is: described production management system comprises provides the system centre of Web service and database service server, the production management terminal of RFID card sender is installed, according to one group of terminal computer that the RFID card reader is installed of array of procedures, n is the positive integer more than or equal to 2, and RFID radio-frequency card, the production management terminal is connected with the system centre server by network, and the system centre server is connected with terminal computer by switch.
Also be provided with the inquiry computer in the described production management system, the inquiry computer expert crosses network and the system centre server is interconnected.
Be provided with the mailbox memory of storage production task numbering, design data, production requirement and technological process in the described system centre server.
Described terminal computer is computing machine or PC or panel computer or the palm PC that has touch-screen.
Based on the production management method of RFID technology, realize that by described production management system and software kit supervisory routine key is: the step of described production management method comprises:
A, foundation can provide the system centre server of Web service and database service, the production task of every product on each station carried out encoding operation, generate unique production task numbering, the above production task numbering of system centre server record is also created corresponding data pathing in database, and use separately the information of every product that data pathing storage production line independently need process, wherein comprise complete design data, production requirement and required technological process, and in data structure, reserve the position of storing RFID information, be used for every production task of realization and all carry out unique pairing sign with the RFID label;
B, create user account and land encrypted message, and each user in all production lines is carried out grouping management, and administration authority is set;
C, line management person visit software systems in the production management terminal and the software systems of production line operation person's access terminal computer all need by authentication, line management person inserts Web service in the Web browser mode, production line operation person obtains corresponding user right by operating in the application access Web service of terminal computer;
D, after the Web service of line management person use and management person terminal login system, at first obtain the information of production task by production management system, get a RFID radio-frequency card and use read write line to read the sequence number information of card self, sequence number information is write the data pathing of corresponding production task in the database, carry out writing operation then, remove the original information in the card and the numbering of this production task in the database write the RFID radio-frequency card, thereby carry out related with radio frequency label card product information, after line management person finishes writing operation, will comprise the task coded message in the card;
E, when radio frequency label card with starting material are every when reaching a station, production operators uses the RFID card reader of corresponding station to finish reading of card internal information, the production task coded message of identification card release internal memory storage, can from the system centre server, obtain the product information of this radio frequency label card correspondence at terminal computer with corresponding authority, comprise the processing drawing, technical requirement, points for attention information, after finishing production task, production operators is uploaded the record of finishing operation by Web service to the system centre server, and according to flow arrangement product is sent to next production procedure or completed product run flow process.
Good effect of the present invention is: by RFID wireless radio-frequency and the network communications technology, technology such as computer software have realized effectively the function at discrete production management, the keeper realizes the information system management of unique number to each product, operator's Card Reader operation is the production status of record product timely and accurately, and also greatly improved efficient for the work quantitative statistics, enterprise management level can inquire the production status of product at any time, accomplish timely monitoring, be becoming more meticulous of enterprise, the high efficiency management operating provides support, and has good social benefit and economic benefit.
Embodiment
Production management system based on the RFID technology, key is: described production management system comprises provides the system centre of Web service and database service server 3, be equipped with RFID card sender 7 production management terminal 1, according to a group of array of procedures RFID card reader 8-1,8-2 are installed ... terminal computer 6-1, the 6-2 of 8-n ... 6-n, n is the positive integer more than or equal to 2, and RFID radio-frequency card, production management terminal 1 is connected with system centre server 3 by network 4, and system centre server 3 is by switch 5 and terminal computer 6-1,6-2 ... 6-n connects.
Also be provided with inquiry computer 2 in the described production management system, inquiry computer 2 is interconnected by network 4 and system centre server 3.
Be provided with the mailbox memory of storage production task numbering, design data, production requirement and technological process in the described system centre server 3.
Described terminal computer 6-1,6-2 ... 6-n is computing machine or PC or panel computer or the palm PC that has touch-screen.
Based on the production management method of RFID technology, realize that by described production management system and software kit supervisory routine key is: the step of described production management method comprises:
A, foundation can provide the system centre server 3 of Web service and database service, the production task of every product on each station carried out encoding operation, generate unique production task numbering, the above production task numbering of system centre server 3 records is also created corresponding data pathing in database, and use separately the information of every product that data pathing storage production line independently need process, wherein comprise complete design data, production requirement and required technological process, and in data structure, reserve the position of storing RFID information, be used for every production task of realization and all carry out unique pairing sign with the RFID label;
B, create user account and land encrypted message, and each user in all production lines is carried out grouping management, and administration authority is set;
C, line management person visit software systems and production line operation person's access terminal computer 6-1, the 6-2 in the production management terminal 1 ... the software systems of 6-n all need by authentication, line management person inserts Web service in the Web browser mode, production line operation person is by operating in terminal computer 6-1,6-2 ... the application access Web service of 6-n obtains corresponding user right;
D, after the Web service of line management person use and management person terminal login system, at first obtain the information of production task by production management system, get a RFID radio-frequency card and use read write line to read the sequence number information of card self, sequence number information is write the data pathing of corresponding production task in the database, carry out writing operation then, remove the original information in the card and the numbering of this production task in the database write the RFID radio-frequency card, thereby carry out related with radio frequency label card product information, after line management person finishes writing operation, will comprise the task coded message in the card;
E, when radio frequency label card with starting material are every when reaching a station, production operators is used the RFID card reader 8-1 of corresponding station, 8-2 ... 8-n finishes reading of card internal information, the production task coded message of identification card release internal memory storage, can be at terminal computer 6-1,6-2 ... 6-n obtains the product information of this radio frequency label card correspondence from system centre server 3 with corresponding authority, comprise the processing drawing, technical requirement, points for attention information, after finishing production task, production operators is uploaded the record of finishing operation by Web service to system centre server 3, and according to flow arrangement product is sent to next production procedure or completed product run flow process.
In the whole production flow process, the technical information of product and production management information only are stored in the database of central server, according to different safety management demands, and the optional majority kind of production management system networking mode, and increase redundancy backup server maintenance data, strengthen the stability of system.Panel computer terminal on the production line can customize as requested simultaneously, any outbound data memory interface is not set on hardware, fulfillment rights management on the software, technical information is only carried out read-only operation, thereby avoid that data is lost, file maloperation or the generation of accident such as distorted, reduce the possibility that confidential data leaks in production procedure.
The present invention based on the operation workflow of the production management system of RFID technology is in the specific implementation:
1, the keeper initiates goods batch: the Web service of line management person's login system, from the database of system centre server 3, obtain production task information, at different production tasks and flow process requirement, by initiating goods batch after the corresponding goods batch template of software systems establishment.
2, keeper's hair fastener operation: the keeper uses rf read-write device at first to read the sequence number information in the rfid card and is uploaded to the data pathing of system centre server 3 corresponding production tasks, simultaneously the production task numbering is write in the RFID radio-frequency card, can be encrypted operation in case of necessity, carry out production task information and RFID radio-frequency card unique related, finish hair fastener operation, after this RFID radio-frequency card is followed product and is sent on the whole production line.
3, operator's Card Reader operation: the RFID radio-frequency card is followed the product running behind the hair fastener, production line operation person is at first with personal account login Web system, after obtaining product and RFID traveler, card reader by the panel computer terminal reads RFID radio-frequency card label acquisition unique identification, terminal software dynamically obtains product information by the Web service of REST interface accessing central server according to the production task numbering.
4, the operator produces product: the panel computer terminal provides friendly user interface, identity according to current production task numbering and operator, access rights according to correspondence provide the function of checking current production information and technical documentation, comprise CAD drawing, product parameters, technological process etc., the operator produces or detects operation on request.
5, production line line production: product circulates according to the goods batch template, after every bit manipulation person finishes current production task, submit confirmation by Web service to central server, and require product is committed to the operator of subsequent processing according to flow process, keep the line production of product.
6, production procedure stops: when whole operations of product are finished, the operator of last procedure finishes goods batch after by operation such as assembling quality inspection etc., and the information of submitting to goods batch to finish to central server, and rfid card is recycled to the keeper locates for recycling.
7, keeper's filing: after product is finished the production line flow process, line management person obtains the RFID traveler, check all information of product by production management system at administrator terminal, in database, remove the RFID tag serial number of this production task association simultaneously, production task is designated completion status, confirm errorless back printing file, finish this production task.
Collecting method:
In actual production process, the keeper finishes the task of initiating the entire product production procedure by production management terminal 1 and card sender 7, is distributed in the other card reader of each station and follows communication protocol by wireless mode and finish reading and writing of card internal information.
The panel computer of each station is finished the communication function of card reader and server by network linking, the operator uses RFID card reader 8-1,8-2 ... the 8-n mode is finished the card internal information and is read, the information such as production task coding of identification card release internal memory storage, can obtain the corresponding product information of label card with corresponding authority from the system centre server in the panel computer terminal, record the production status of product and operator's workload simultaneously.
Wherein, panel computer should be installed on fixable support, places the dead ahead of operator face, keeps the distance of clear view drawing; Card sender is connected with the management computer, is put in the keeper place; Card reader is connected with panel computer, is put in the position that the operator is easy to Card Reader.
Native system has been realized the management function of discrete production, can also accurately realize following function in real time:
1. server is to the storage of all production task information;
2. administration and supervision authorities network and workshop network is interconnected;
3. the real-time collection of production status;
4. the accurate and real-time intelligent scheduling of keeper;
5. administration and supervision authorities are inquired about production status in real time;
The characteristics of native system are:
1.RFID with production management system seamless combination, data sharing;
2. real-time collection and the monitoring of production process data;
3. can in time formulate according to production process data and produce more efficiently and management system;
4. security is good, information privacy degree height;
5. for the real-time and informationalized statistics of production line operation person's workload, be more conducive to enterprise's justice, development fast.